Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
per-sentisco, ĕre, v. intens. a.
- I. To perceive clearly, to detect (ante-class.): nunc ne legio persentiscat, clam illuc redeundum’st mihi, Plaut. Am. 1, 3, 28; id. Aul. 1, 1, 24: ubi possem persentiscere, Ni essem lapis, Ter. Heaut. 5, 1, 43.
- II. To feel deeply: viscera persentiscunt, Lucr. 3 (249).